Wetmore CM. Lichens and air quality in Saguaro National Monument with chemical analysis of Chiricahua Lichens. Final Report. 1987:1-36.
1 PDF computer file (31 pages plus 2 pages tabular data; 6 maps)
National Park Service
Contract CX 0001-2-0034
Wetmore, Clifford M..
Lichens and air quality in Saguaro National Monument with chemical analysis of Chiricahua Lichens: Final report.
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